Sihai network: what do you mean if Haier air conditioner displays E2? Each different code corresponds to different faults, and different models have different faults. Let's introduce the problem of Haier air conditioner displaying E2.
What is the meaning of Haier air conditioner E2
Haier hanging air conditioner
If E3 appears in the hanging Haier air conditioner, it is generally due to the freeze protection of the evaporator.
Cause of failure
1. The indoor fan stops running or the air outlet is blocked.
2. The indoor ambient temperature has been below 18 degrees.
3. The temperature sensing head of the tube breaks and the temperature cannot be measured correctly.
4. The plug of tube temperature sensor is not plugged in properly.
5. The control circuit is abnormal.
Haier cabinet air conditioner
If Haier's cabinet air conditioner displays E2 fault, it should be caused by the failure of indoor pipe temperature sensor.
Cause of failure
1. The sensor pin is loose or in poor contact.
2. The sensor is damaged and the resistance value is wrong.
3. The control circuit board fails to receive and send control signals.
What do you mean if Haier air conditioner displays E2? Each different code corresponds to different faults, and different models have different faults. Let's introduce the problem of Haier air conditioner displaying E2.
Precautions for Haier air conditioner
1. The ambient temperature of the air conditioner is between 18 ℃ and 45 ℃, the relative humidity is & le; 85, and the deviation of the working voltage of the air conditioner cannot exceed & plusmn; 5% of the rated voltage. The air conditioner must be used correctly in a non corrosive environment.
2. Because the air conditioner needs to be used for a long time, it is necessary to ensure that the unit is firmly installed. If there is a problem, it is necessary to immediately notify the professional for maintenance.
3. The air conditioning products shall not be close to the fire source during transportation, installation and operation, otherwise the air conditioning components will be burnt and fire accidents may be caused.
4. Please pay attention to whether the water inlet pipe and drain pipe are well connected, or other equipment or products may be damaged due to water leakage.
5. In order to ensure that the air conditioning in the best effect should be to ensure that there are enough open doors or windows.